Home / 52,556,081.74-72,000,628.49-50,591,131.90

Finding the Fourth Proportional to 52,556,081.74, 72,000,628.49 and 50,591,131.90

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Solution

The fourth proportional to 52,556,081.74, 72,000,628.49 and 50,591,131.90 is: 69,308,692.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,556,081.74 : 72,000,628.49 = 50,591,131.90 : x
  2. Step 2: Convert to fraction form
    52,556,081.74/72,000,628.49 = 50,591,131.90/x
  3. Step 3: Cross multiply
    52,556,081.74x = 72,000,628.49 × 50,591,131.90
  4. Step 4: Simplify right side
    52,556,081.74x = 3,642,593,292,820,487.50
  5. Step 5: Solve for x
    x = 3,642,593,292,820,487.50/52,556,081.74
  6. Step 6: Final answer
    x = 69,308,692.21

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.